Re: [v1 PATCH 1/2] Refactoring carrying over IMA measuremnet logs over Kexec.

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Hi Prakhar,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on arm64/for-next/core]
[also build test ERROR on powerpc/next soc/for-next v5.7 next-20200605]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Prakhar-Srivastava/Adding-support-to-carry-IMA-measurement-logs/20200608-073805
base:   https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
config: powerpc-allyesconfig (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>, old ones prefixed by <<):

arch/powerpc/kexec/ima.c:24:5: warning: no previous prototype for 'arch_ima_add_kexec_buffer' [-Wmissing-prototypes]
24 | int arch_ima_add_kexec_buffer(struct kimage *image, unsigned long load_addr,
|     ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/kexec/ima.c:62:5: warning: no previous prototype for 'setup_ima_buffer' [-Wmissing-prototypes]
62 | int setup_ima_buffer(const struct kimage *image, void *fdt, int chosen_node)
|     ^~~~~~~~~~~~~~~~
arch/powerpc/kexec/ima.c: In function 'setup_ima_buffer':
>> arch/powerpc/kexec/ima.c:71:8: error: implicit declaration of function 'get_addr_size_cells'; did you mean 'fdt_address_cells'? [-Werror=implicit-function-declaration]
71 |  ret = get_addr_size_cells(&addr_cells, &size_cells);
|        ^~~~~~~~~~~~~~~~~~~
|        fdt_address_cells
cc1: some warnings being treated as errors

vim +71 arch/powerpc/kexec/ima.c

ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  53  
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  54  /**
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  55   * setup_ima_buffer - add IMA buffer information to the fdt
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  56   * @image:		kexec image being loaded.
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  57   * @fdt:		Flattened device tree for the next kernel.
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  58   * @chosen_node:	Offset to the chosen node.
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  59   *
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  60   * Return: 0 on success, or negative errno on error.
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  61   */
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  62  int setup_ima_buffer(const struct kimage *image, void *fdt, int chosen_node)
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  63  {
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  64  	int ret, addr_cells, size_cells, entry_size;
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  65  	u8 value[16];
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  66  
aea659ce44ba07 arch/powerpc/kexec/ima.c        Prakhar Srivastava    2020-06-07  67  //	remove_ima_buffer(fdt, chosen_node);
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  68  	if (!image->arch.ima_buffer_size)
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  69  		return 0;
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19  70  
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19 @71  	ret = get_addr_size_cells(&addr_cells, &size_cells);

:::::: The code at line 71 was first introduced by commit
:::::: ab6b1d1fc4aae6b8bd6fb1422405568094c9b40f powerpc: ima: send the kexec buffer to the next kernel

:::::: TO: Thiago Jung Bauermann <bauerman@xxxxxxxxxxxxxxxxxx>
:::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip


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